<%
  create_options = []
  create_options << "'#{@options.tracking_id}'"
  create_options << "'#{@options.domain_name || :auto}'"
  create_options << "{'allowLinker': true}" if @options.allow_linker

  ga = []
  ga << "ga('create', #{create_options.join(', ')});"
  ga << "ga('set', 'anonymizeIp', true);" if @options.anonymize_ip
  ga << "ga('require', 'linkid');" if @options.enhanced_link_attribution
  ga << "ga('send', 'pageview');"
%>
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
<%= ga.join("\n") %>
